Magnetic Effects of Electric Current

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Across
  1. 6. A device, such as split rings, that reverses the direction of flow of current through a circuit.
  2. 7. A device that converts mechanical energy into electrical energy using the principle of electromagnetic induction.
  3. 10. A coil of many circular turns of insulated copper wire wrapped closely in the shape of a cylinder.
  4. 12. The SI unit of electric current.
  5. 13. A rotating device that converts electrical energy to mechanical energy.
  6. 15. The process, discovered by Michael Faraday, of generating electricity using a moving magnet.
Down
  1. 1. An instrument used to detect the presence of a current in a circuit.
  2. 2. The scientist whose left-hand rule gives the direction of force on a current-carrying conductor in a magnetic field.
  3. 3. A type of current (AC) that changes direction after equal intervals of time.
  4. 4. The pole where magnetic field lines merge outside a magnet.
  5. 5. A device containing a small needle that gets deflected when brought near a bar magnet.
  6. 8. A situation that occurs when too many electrical appliances are connected to a single socket or during a short circuit.
  7. 9. An important safety device used for protecting circuits from short-circuiting or overloading.
  8. 11. The pole from which magnetic field lines emerge outside a magnet.
  9. 14. The region surrounding a magnet where the force of the magnet can be detected.